<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>测试使用</title>
    <link rel="stylesheet" href="{{ url_for('static', filename='css/test.css') }}">
</head>
<body>
    <h1>Hello</h1>
    <p>这个服务已经运行!</p>
</body>
</html>